How your heart rate variability can offer an insight into your mind
Tapping into the connection between the heart and the brain can help us understand our health Adisorn Chiamchitr/Alamy With a Whoop health tracker strapped to my wrist for the past year, I’ve had an unusually detailed window into my biology – sleep, blood oxygen, steps and, most intriguingly, heart rate variability, or HRV. The latter…
